Home / 827,689.32-1,241,557.38-228,650.58

Finding the Fourth Proportional to 827,689.32, 1,241,557.38 and 228,650.58

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Solution

The fourth proportional to 827,689.32, 1,241,557.38 and 228,650.58 is: 342,982.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,689.32 : 1,241,557.38 = 228,650.58 : x
  2. Step 2: Convert to fraction form
    827,689.32/1,241,557.38 = 228,650.58/x
  3. Step 3: Cross multiply
    827,689.32x = 1,241,557.38 × 228,650.58
  4. Step 4: Simplify right side
    827,689.32x = 283,882,815,040.28
  5. Step 5: Solve for x
    x = 283,882,815,040.28/827,689.32
  6. Step 6: Final answer
    x = 342,982.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.